Product Details

Product Name: cheap international call 16 channel GSM VOIP Gateway for Call Termination,GOIP16

Model Name: GoIP-16

Specification:
1. 16 GSM channels,up to 16 sim cards

2. Quad band, AutoIMEI changeable
3. Support of SMB32 SIM Bank
4. VoIP SIP, H323, Remote Access
5. Optional SMS termination

6. Easy to install and administrate

7. Auto Balance and Recharge

8. Auto BTS changeable

Series Model: GoIP-1, GoIP-4, GoIP-8, GoIP-16, GoIP-32 (external antenna series)
GoIP-1i, GoIP-4i, GOIP-8i(internal antenna series)

Product Description

VoIP GSM Gateway GoIP-16 bridges the GSM and the IP networks by enabling voice communications. It is installed on the Mobile SIM card, you can register the GSM telephone on the VoIP Soft switch .It can be easily combined into arbitrary number of channels of Large Gateway Group. Low price, perfect sound quality and powerful function make GoIP GSM inevitable choice of system Integrators, traffic Business and soft switch Manufacturers.
Key Features	Provide 16 cellular channels for IP-PBX
	Open Standard VoIP Protocols (SIP&H.323)
	Single or Multiple Server Registrations
	Two 10/100 Ethernet for WAN / LAN connections
	Peer-to-Peer IP Calls
	Quad band GSM module: 850MHz, 900 MHz, 1800 MHz, 1900MHz
	Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
	Line Echo Cancellation
	VLAN and QoS support
	NAT Transversal and Router functions
	Voice prompts, HTTP Web, Auto Provision support for configuration and updates
	Highly stable embedded Linux operating system in high performance ARM 9 Processor
goip 16 gsm gateway
Enhanced Features	LEDs for Power, Ready, Status, WAN, PC, GSM
	Dial in mode or dial out mode only
	Call forward from GSM to VoIP and VoIP to GSM
	Dial Plan
	Password protection for both GSM dial in or dial out
	Retransmit GSM Caller ID to VoIP terminal
	Dynamic selection of codec
	Advanced jitter buffer
	Automatic traversal of NAT and firewall
	VLAN / Qos
	Echo cancellation for Speakerphone
	Comfort noise generation (CNG)
	Voice activity detection (VAD)
	Auto provisioning (requires auto provisioning server)
	On line firmware upgrade
	Multi-language support: English and Chinese
goip 16 gsm gateway
Supported Standards	ITU: H.323 V4, H.225, H.235, H.245, H.450
	RFC 1889 - RTP/RTCP
	RFC 2327 -SDP
	RFC 2833 - RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
	RFC 2976 - SIP INFO Method
	RFC 3261 - SIP
	RFC 3264 - Offer/Answer model with SDP
	RFC 3515 - SIP REFER Method
	RFC 3842 - A Message Summary and Message Waiting Indicator
	RFC 3489 (STUN)- Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
	RFC 3891 - SIP "Replaces" Header
	RFC 3892 - SIP Referred-By Mechanism
	draft-ietf-sipping-cc-transfer-04 - Session Initiation Protocol Call Control Transfer
	Codec: G.711 (A/µ law), G.729A/B, G.723.1
	DTMF: RFC 2833, In-band DTMF, SIP INFO
	Web-base Management
	PPP over Ethernet (PPPoE)
	PPP Authentication Protocol (PAP)
	Internet Control Message Protocol (ICMP)
	TFTP Client
	Hyper Text Transfer Protocol (HTTP)
	Dynamic Host Configuration Protocol (DHCP)
	User account authentication using MD5
goip 16 gsm gateway
Free Software	SMS Server
	SIM Server ( Sim Bank Scheduler Server )
	Relay Server
	Remote Access

Hardware Specifications	Processor: ARM9E 133MHz
	DSP: VPDSP101-4 100MHz
	Memory: RAM 16MB/ Flash 4MB
	GSM Module: 850MHz, 900MHz, 1800MHz, 1900MHz
	Power: 12 VDC 4A (110V-220V) (AC/DC adapter included)
	Power consumption: 30W maximum
	Operating temperature: 10°C to 40°C (32°F to 104°F)
	Storage temperature: 0°C to 50°C (32°F to 122°F)
	Size: 200mm (W) x 380mm (L) x 85mm (H)
	Weight: 1.6KG (Including AC/DC Adapter)
	Warranty: one year